SB Acoustics SB34NRXL75-8

Woofer

12″ / 305 mm
Nominal diameter
22 Hz
Resonance
0.28
Q factor
90 dB
Sensitivity
± 10 mm
Linear excursion
400 W
Program Power
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Discard
Apply
Sensitivity (1W, 1m, infinite baffle)
SPL1W
90.2
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
22.0
Hz
Mechanical quality factor
QMS
5.50
Electrical quality factor
QES
0.29
Total quality factor
QTS
0.28

Large signal parameters

Maximum linear excursion
xmax
10.0
mm
Air volume displaced at xmax
VD
508
cm³
Power handling
P
200
W
Program power
Pmax
400
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.2
Ω
Inductance (1kHz)
LE
1.2
mH
VC Diameter
76
mm
Winding height
HVC
28
mm

Magnet

Flux density
B
1.1
T
Force factor
Bl
16.6
N/A
Motor constant
Bl/√RE
6.67
N/√W
Air gap height
HAG
8
mm
Weight
3.6
kg

Diaphragm

Effective diameter
254
mm
Effective area
SD
508
cm²
Moving mass
MMS
93
g
Moving mass (without air load)
MMD
84.9
g

Suspensions

Stiffness
KMS
1.79
N/mm
Compliance
CMS
560
µm/N
Equivalent volume to the compliance
VAS
205
L
Mechanical resistance
RMS
2.35
N·s/m

Dimensions

Nominal diameter
12
305
mm
Volume occupied by the driver (estimated)
4.0
L
Net weight
8.9
kg
SB Acoustics SB34NRXL75-8 SPL & Impedance
SB Acoustics SB34NRXL75-8 Dimensions

Export this driver to a simulation software:

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ETON 11-612C8/50RP Woofer
11Woofer
fS
23 Hz
SD
366 cm²
23 - 1000 Hz
QTS
0.29
xmax
5.0 mm
SPL1W
90 dB
Bl/√RE
4.95
Pmax
240 W